Noun

S: (n) protein (any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes) "a diet high in protein"

S: (n) carbohydrate, saccharide, sugar (an essential structural component of living cells and source of energy for animals; includes simple sugars with small molecules as well as macromolecular substances; are classified according to the number of monosaccharide groups they contain)

S: (n) hydrogen cyanide (a highly poisonous gas or volatile liquid that smells like bitter almonds; becomes a gas at around 90 degree Fahrenheit and is most dangerous when inhaled; the anhydride of hydrocyanic acid; used in manufacturing)

S: (n) base, alkali (any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water) "bases include oxides and hydroxides of metals and ammonia"

S: (n) entity (that which is perceived or known or inferred to have its own distinct existence (living or nonliving))

S: (n) part, portion, component part, component, constituent (something determined in relation to something that includes it) "he wanted to feel a part of something bigger than himself"; "I read a portion of the manuscript"; "the smaller component is hard to reach"; "the animal constituent of plankton"

S: (n) relation (an abstraction belonging to or characteristic of two entities or parts together)

S: (n) menthol (a crystalline compound that has the cool and minty taste and odor that occurs naturally in peppermint oil; used as a flavoring and in medicine to relieve itching, pain, and nasal congestion)